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SPDR S&P MidCap 400 ETF Trust
MDY

Overview Fund Activity

1,326 hedge funds and large institutions have $14.2B invested in SPDR S&P MidCap 400 ETF Trust in 2025 Q2 according to their latest regulatory filings, with 84 funds opening new positions, 325 increasing their positions, 510 reducing their positions, and 65 closing their positions.

New
Increased
Maintained
Reduced
Closed
Holders
1,326
Holders Change
-15
Holders Change %
-1.12%
% of All Funds
17.78%
Holding in Top 10
57
Holding in Top 10 Change
-9
Holding in Top 10 Change %
-13.64%
% of All Funds
0.76%
New
84
Increased
325
Reduced
510
Closed
65
Calls
$535M
Puts
$407M
Net Calls
+$128M
Net Calls Change
-$32.6M

Top Buyers

1
Morgan Stanley
Morgan Stanley
New York
+$153M
2
MCM
Moore Capital Management
New York
+$152M
3
Corient Private Wealth
Corient Private Wealth
Florida
+$136M
4
Goldman Sachs
Goldman Sachs
New York
+$134M
5
HF
HRT Financial
New York
+$60M

Top Sellers

1
Citadel Advisors
Citadel Advisors
Florida
-$125M
2
SG Americas Securities
SG Americas Securities
New York
-$58.4M
3
Kayne Anderson Rudnick Investment Management
Kayne Anderson Rudnick Investment Management
California
-$54.1M
4
Millennium Management
Millennium Management
New York
-$53M
5
Qube Research & Technologies (QRT)
Qube Research & Technologies (QRT)
United Kingdom
-$48.1M
Name Holding Trade Value Shares
Change 		Shares
Change %
WF
26
Welch & Forbes
Massachusetts
$96M -$248K -437 -0.3%
WA
27
Waddell & Associates
Tennessee
$81.3M +$1.12M +1,980 +1%
Susquehanna International Group
28
Susquehanna International Group
Pennsylvania
$79M +$50M +88,317 +173%
WT
29
Whittier Trust
California
$75.1M -$1.67M -2,955 -2%
Cerity Partners
30
Cerity Partners
New York
$73M -$1.79M -3,164 -2%
Truist Financial
31
Truist Financial
North Carolina
$69.6M +$3.09M +5,455 +5%
Kayne Anderson Rudnick Investment Management
32
Kayne Anderson Rudnick Investment Management
California
$69.4M -$54.1M -95,523 -44%
FNBT
33
FineMark National Bank & Trust
Florida
$69.1M -$1.15M -2,036 -2%
HBT
34
Hills Bank & Trust
Iowa
$67.5M -$672K -1,187 -1%
Brown Advisory
35
Brown Advisory
Maryland
$67.3M +$308K +543 +0.5%
HF
36
HRT Financial
New York
$61.7M +$60M +105,961 +3,581%
Stifel Financial
37
Stifel Financial
Missouri
$60.1M -$3.44M -6,081 -5%
MA
38
Montag & Associates
Georgia
$60M -$1.11M -1,949 -2%
Mariner
39
Mariner
Kansas
$59.7M +$2.16M +3,821 +4%
SG Americas Securities
40
SG Americas Securities
New York
$59.4M -$58.4M -103,005 -50%
Commonwealth Equity Services
41
Commonwealth Equity Services
Massachusetts
$57.5M -$2.99M -5,276 -5%
AUB
42
Atlantic Union Bankshares
Virginia
$51.5M +$51.5M +90,942 New
WT
43
Washington Trust
Rhode Island
$50M -$30K -53 -0.1%
Wealth Enhancement Advisory Services
44
Wealth Enhancement Advisory Services
Minnesota
$47.1M -$394K -677 -0.8%
Squarepoint
45
Squarepoint
New York
$46.7M +$27.3M +48,145 +140%
Focus Partners Wealth
46
Focus Partners Wealth
Massachusetts
$45.8M -$1.33M -2,344 -3%
William Blair & Company
47
William Blair & Company
Illinois
$44.4M +$1.52M +2,685 +4%
Ameriprise
48
Ameriprise
Minnesota
$43.7M +$4.56M +8,051 +12%
Envestnet Asset Management
49
Envestnet Asset Management
Illinois
$43.6M +$363K +641 +0.8%
CAPTRUST Financial Advisors
50
CAPTRUST Financial Advisors
North Carolina
$41.5M -$1.47M -2,591 -3%
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